void f1()
{
   auto a =
       [=] (int *a, Something& b){
          std::cout << "blah: " << *a;
       };
}

void f1a()
{
   std::for_each(a, b,
       [] (Something& b){
          std::cout << "blah: " << *a;
       }
       );
}

void f1b()
{
   std::for_each(a, b,
       [] (int& b) -> foo {
          b += 3;
          return(b);
       }
       );
}

void f2()
{
   Invoke(a, b,
       [&one, two] (int *a, Something& b){
          std::cout << "blah: " << *a;
       }
       );
}

void f3a()
{
   auto a = [] {};
   auto b = []{ return(true); };
}

void f3b()
{
   Invoke(a, b,
       [&one, two]{
          std::cout << "blah: " << one << two;
       }
       );
}

void f3c()
{
   int a[]{};
}

void g1()
{
   auto a = [=] (int *a, Something&b) { std::cout << "blah: " << *a; };
}

void g1a()
{
   std::for_each(a, b, [] (Something& b){ std::cout << "blah: " << *a; });
}

void g1b()
{
   std::for_each(a, b, [] (int& b)->foo { b += 3; return(b); });
}

void g2()
{
   Invoke(a, b,
       [&one, two] (int *a, Something&b){ std::cout << "blah: " << *a; });
}

void h1()
{
   [] () -> int {
      return(33);
   }();

   [] () noexcept ->int {
      return(33);
   }();
}

void h2()
{
   [] (int a) -> int {
      return(a + 33);
   }(21);

   [] (int a) noexcept ->int {
      return(a + 33);
   }(21);
}
